/**
 * \file
 * <!--
 * This file is part of BeRTOS.
 *
 * Bertos is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * As a special exception, you may use this file as part of a free software
 * library without restriction.  Specifically, if other files instantiate
 * templates or use macros or inline functions from this file, or you compile
 * this file and link it with other files to produce an executable, this
 * file does not by itself cause the resulting executable to be covered by
 * the GNU General Public License.  This exception does not however
 * invalidate any other reasons why the executable file might be covered by
 * the GNU General Public License.
 *
 * Copyright 2010 Develer S.r.l. (http://www.develer.com/)
 *
 * -->
 *
 * \author Daniele Basile <asterix@develer.com>
 *
 * \brief Linker Script for Atmel AT91SAM7 family processors, ROM execution.
 *
 */

OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
OUTPUT_ARCH(arm)

/*
 * Define stack size here
 */
FIQ_STACK_SIZE = 0x0100;
IRQ_STACK_SIZE = 0x0400;
ABT_STACK_SIZE = 0x0100;
UND_STACK_SIZE = 0x0100;
SVC_STACK_SIZE = 0x1000;

/*
 * Allocate section memory
 */
SECTIONS
{
	.text :
	{
		KEEP(*(.vectors));
		. = ALIGN (4);
		KEEP(*(.exceptions));
		. = ALIGN (4);
		*(.init);
		. = ALIGN (4);
		*(.rodata .rodata.*);
		. = ALIGN (4);
		*(.text .text.*);
		. = ALIGN (4);
		*(.glue_7t);
		. = ALIGN(4);
		*(.glue_7);
		. = ALIGN(4);
		*(.gcc*);
		. = ALIGN(4);
		*(.ctors);
		. = ALIGN(4);
		*(.dtors);
		_etext = .;
		PROVIDE (__etext = .);
	} > rom


	.data : AT (_etext)
	{
		PROVIDE (__data_start = .);
		. = ALIGN (4);
		*(.ramfunc)
		. = ALIGN (4);
		*(.data .data.*)
		. = ALIGN (4);
		_edata = .;
		PROVIDE (__data_end = .);
	} > ram

	.bss :
	{
		PROVIDE (__bss_start = .);
		*(.bss .bss.*)
		. = ALIGN(4);
		*(COMMON)
		. = ALIGN(4);
		PROVIDE (__bss_end = .);
	} > ram

	/*
	 * Allocate stack at the end of bss section.
	 * Data heap is allocated at end of stack.
	 */
	PROVIDE (__stack_start = .);

	PROVIDE (__stack_fiq_start = .);
	. += FIQ_STACK_SIZE;
	. = ALIGN(8);
	PROVIDE (__stack_fiq_end = .);

	PROVIDE (__stack_irq_start = .);
	. += IRQ_STACK_SIZE;
	. = ALIGN(8);
	PROVIDE (__stack_irq_end = .);

	PROVIDE (__stack_abt_start = .);
	. += ABT_STACK_SIZE;
	. = ALIGN(8);
	PROVIDE (__stack_abt_end = .);

	PROVIDE (__stack_und_start = .);
	. += UND_STACK_SIZE;
	. = ALIGN(8);
	PROVIDE (__stack_und_end = .);

	PROVIDE (__stack_svc_start = .);
	. += SVC_STACK_SIZE;
	. = ALIGN(8);
	PROVIDE (__stack_svc_end = .);

	PROVIDE (__stack_end = .);

	PROVIDE (__heap_start = .);
}